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united kingdom - With regards to a national insurance refund, what is my Work or Clock number? - Personal Finance & Money Stack Exchange
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Letters and envelopes from HM Revenue & Customs and Student Loans Company against a white background Stock Photo - Alamy
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State pension: How to contact HMRC if your National Insurance record is wrong - check now | Personal Finance | Finance | Express.co.uk
![Isaac Abraham on Twitter: "3. Repeated phone calls to HMRC follow, in which they claim they will issue the form within 48 hours on several occasions. In mid March I was told Isaac Abraham on Twitter: "3. Repeated phone calls to HMRC follow, in which they claim they will issue the form within 48 hours on several occasions. In mid March I was told](https://pbs.twimg.com/media/EUs1S-XWAAE0G-4.jpg:large)
Isaac Abraham on Twitter: "3. Repeated phone calls to HMRC follow, in which they claim they will issue the form within 48 hours on several occasions. In mid March I was told
![HMRC Customer Support on Twitter: "@SKrammee Please write to: Pay As You Earn and Self Assessment, HM Revenue and Customs, BX9 1AS, United Kingdom ^GS" / Twitter HMRC Customer Support on Twitter: "@SKrammee Please write to: Pay As You Earn and Self Assessment, HM Revenue and Customs, BX9 1AS, United Kingdom ^GS" / Twitter](https://pbs.twimg.com/media/DJl57cXUMAAKY9j.jpg)